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Solve by elimination 3x + 5y = -1 7x - 5y = 31​

Solve by elimination 3x + 5y = -1 7x - 5y = 31​
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4 votes
Solve by elimination

3x + 5y = -1
7x - 5y = 31​

User Wah
by
7.9k points

2 Answers

4 votes
(3,-2)
X, Y
This is the solution for the system of equations
User Edgar Gonzalez
by
8.3k points
5 votes
(3,-2)
Explanation
3x+5y=-1
7x-5y=31
Get rid of y
3x=-1
7x=30
10x=30
X=3
Plug x into one equation

7(3)-5y=31
21-5y=31
-21. -21
-5y=10
Y=-2

User Ahmet Arslan
by
8.8k points
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